A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of copper having a pressure rating of 850 kpa or over
NSN 5915-01-454-6924
NSN 5935-01-628-4655
NSN 5990-01-498-0641
NSN 5965-01-442-5405
NSN 6620-00-401-8489
NSN 6645-01-364-0867
NSN 5915-01-225-7302
NSN 6650-00-030-2257
NSN 5895-01-454-6093
NSN 6135-00-628-1142
NSN 5930-00-239-4975
NSN 5930-01-181-7335